BE376628A - - Google Patents
Info
- Publication number
- BE376628A BE376628A BE376628DA BE376628A BE 376628 A BE376628 A BE 376628A BE 376628D A BE376628D A BE 376628DA BE 376628 A BE376628 A BE 376628A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/52—Compositions containing diazo compounds as photosensitive substances
- G03C1/54—Diazonium salts or diazo anhydrides
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE598661T | 1930-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE376628A true BE376628A (en:Method) |
Family
ID=34608811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE376628D BE376628A (en:Method) | 1930-01-23 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1870930A (en:Method) |
| BE (1) | BE376628A (en:Method) |
| DE (1) | DE598661C (en:Method) |
| FR (1) | FR709669A (en:Method) |
| GB (1) | GB362735A (en:Method) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE473113A (en:Method) * | 1946-05-08 | |||
| US2465424A (en) * | 1946-05-13 | 1949-03-29 | Gen Aniline & Film Corp | Control of contrast in diazotype materials |
| US2551570A (en) * | 1946-10-24 | 1951-05-01 | Gen Aniline & Film Corp | Azo dye components of the amino naphthol series for diazotypes |
| US2603564A (en) * | 1948-09-21 | 1952-07-15 | Gen Aniline & Film Corp | Light sensitive diazotype layer containing a white opacifying pigment |
| US2597412A (en) * | 1948-12-29 | 1952-05-20 | Diazotype compositions containing | |
| NL218185A (en:Method) * | 1957-06-17 | |||
| US3522048A (en) * | 1965-12-09 | 1970-07-28 | Gaf Corp | Two-component heat developing diazotypes |
| US3529964A (en) * | 1966-01-14 | 1970-09-22 | L L Ridgway Enterprises Inc | Heat developable diazo compositions and diazotype reproduction media |
-
0
- BE BE376628D patent/BE376628A/xx unknown
-
1930
- 1930-01-23 DE DE1930598661D patent/DE598661C/de not_active Expired
- 1930-12-23 US US504418A patent/US1870930A/en not_active Expired - Lifetime
-
1931
- 1931-01-19 GB GB1806/31A patent/GB362735A/en not_active Expired
- 1931-01-20 FR FR709669D patent/FR709669A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR709669A (fr) | 1931-08-12 |
| US1870930A (en) | 1932-08-09 |
| DE598661C (de) | 1934-06-15 |
| GB362735A (en) | 1931-12-10 |